Author: agraf
Date: Mon Feb 22 19:52:34 2010
New Revision: 683
URL: http://tracker.coreboot.org/trac/openbios/changeset/683
Log:
PPC: Disable host binary build
On PPC the host binary build always fails for me. Since I guess I'm
the only one actually building OpenBIOS ppc on ppc and I don't really
care that much about debugging Forth code in my Linux environment,
I guess we can just disable building it by default.
Signed-off-by: Alexander Graf <agraf(a)suse.de>
Modified:
trunk/openbios-devel/config/examples/ppc_config.xml
Modified: trunk/openbios-devel/config/examples/ppc_config.xml
==============================================================================
--- trunk/openbios-devel/config/examples/ppc_config.xml Mon Feb 22 19:52:32 2010 (r682)
+++ trunk/openbios-devel/config/examples/ppc_config.xml Mon Feb 22 19:52:34 2010 (r683)
@@ -10,7 +10,7 @@
<option name="CONFIG_BIG_ENDIAN" type="boolean" value="true"/>
<!-- Build hosted UNIX Binary -->
- <option name="CONFIG_HOST_UNIX" type="boolean" value="true"/>
+ <option name="CONFIG_HOST_UNIX" type="boolean" value="false"/>
<option name="CONFIG_UNIX_QT" type="boolean" value="false"/>
<option name="CONFIG_PLUGINS" type="boolean" value="false"/>
Author: agraf
Date: Mon Feb 22 19:52:25 2010
New Revision: 678
URL: http://tracker.coreboot.org/trac/openbios/changeset/678
Log:
PPC: Get timebase and clock speed from fw_cfg
When running on Qemu (TCG) time goes by at a constant frequency which
accidently happens to match with Linux's fallback value.
As soon as we go to KVM, the time base suddenly starts going as fast as
the host CPU's time base. So we need to make sure Linux knows about
it, so it can do its timekeeping properly.
Signed-off-by: Alexander Graf <agraf(a)suse.de>
Modified:
trunk/openbios-devel/arch/ppc/qemu/init.c
trunk/openbios-devel/include/openbios/fw_cfg.h
Modified: trunk/openbios-devel/arch/ppc/qemu/init.c
==============================================================================
--- trunk/openbios-devel/arch/ppc/qemu/init.c Mon Feb 22 19:52:23 2010 (r677)
+++ trunk/openbios-devel/arch/ppc/qemu/init.c Mon Feb 22 19:52:25 2010 (r678)
@@ -194,6 +194,16 @@
push_str("icache-block-size");
fword("property");
+ PUSH(fw_cfg_read_i32(FW_CFG_PPC_TBFREQ));
+ fword("encode-int");
+ push_str("timebase-frequency");
+ fword("property");
+
+ PUSH(fw_cfg_read_i32(FW_CFG_PPC_CPUFREQ));
+ fword("encode-int");
+ push_str("clock-frequency");
+ fword("property");
+
push_str("running");
fword("encode-string");
push_str("state");
Modified: trunk/openbios-devel/include/openbios/fw_cfg.h
==============================================================================
--- trunk/openbios-devel/include/openbios/fw_cfg.h Mon Feb 22 19:52:23 2010 (r677)
+++ trunk/openbios-devel/include/openbios/fw_cfg.h Mon Feb 22 19:52:25 2010 (r678)
@@ -36,6 +36,12 @@
#define FW_CFG_ARCH_LOCAL 0x8000
#define FW_CFG_ENTRY_MASK ~(FW_CFG_WRITE_CHANNEL | FW_CFG_ARCH_LOCAL)
+#define FW_CFG_PPC_WIDTH (FW_CFG_ARCH_LOCAL + 0x00)
+#define FW_CFG_PPC_HEIGHT (FW_CFG_ARCH_LOCAL + 0x01)
+#define FW_CFG_PPC_DEPTH (FW_CFG_ARCH_LOCAL + 0x02)
+#define FW_CFG_PPC_TBFREQ (FW_CFG_ARCH_LOCAL + 0x03)
+#define FW_CFG_PPC_CPUFREQ (FW_CFG_ARCH_LOCAL + 0x04)
+
#define FW_CFG_INVALID 0xffff
#ifndef NO_QEMU_PROTOS